Re: [squid-users] High load on squid machine after switching from reiserfs to ext3

From: Andreas Jung <andreas@dont-contact.us>
Date: Tue, 21 May 2002 13:55:08 -0400

And I don't trust reiserfs...I have seen two boxes with corrupted
reiserfs partitions...

Andreas
----- Original Message -----
From: "Joe Cooper" <joe@swelltech.com>
To: "Andreas Jung" <andreas@zope.com>
Cc: <squid-users@squid-cache.org>
Sent: Tuesday, May 21, 2002 13:54
Subject: Re: [squid-users] High load on squid machine after switching from
reiserfs to ext3

> Yep. Don't use ext3. ;-)
>
> I've been able to crash kernel 2.4.9 (the Red Hat RPM kernels) at will
> when running a Squid workload on ext3. I never looked very deeply into
> it, because the performance of ext3 isn't comparable to ReiserFS. It
> may be worth your time to grab the latest kernel SRPM, and rebuild it
> with ReiserFS built into the kernel (rather than as a module).
>
> I've had no problems with 2.4.9-31, on a quite large number of boxes.
>
> Andreas Jung wrote:
> > We are running Zope behind Squid 2.4Stable6 with squid in acceleration
mode.
> > The squid box (dual Pentium III 1 GHz, RH 7.2, Linux 2.4.9-21smp, 2GB
Ram)
> > has during busy hours a normal load of 0.2-0.3 . From time to time
> > we see spikes over some hours where the load average of the machine
> > is higher than 1.5 although there are no spikes in the CPU
> > utilization. Also there is no increase in the number of incoming
requests.
> >
> > The only change we made was the switch from reiserfs to ext3 for the
cache
> > partition since reiserfs corrupted its partition some time ago.
> >
> > Any insights on this issue?
> >
> > Thanks,
> > Andreas
>
> --
> Joe Cooper <joe@swelltech.com>
> Web caching appliances and support.
> http://www.swelltech.com
>
>
Received on Tue May 21 2002 - 11:56:17 MDT

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